There are signs of foundation issues like water leakage in the past, cracks, repairs done on crack, doors not aligning and locking, small step like crack on the front of the house brick wall (picture attached) however inspection confirmed no foundation issues, so thinking of getting professional to look into foundation.

It used to be Cozy.co before the parent company of apartments.com purchased them.I would not waste money on security systems. 

The time period is negotiable, agents do this to not waste your time or theirs.

we can pre wire for 150 bucks or so.. compared to after the fact and cutting your garage walls etc. 

You can do either.If you're just getting into the real estate game, then it's probably a good idea to speak with some lenders first as @Jaron Walling suggested.How far along you get in the process will be somewhat limited if you don't have a deal, but the conversations are still likely to be valuable.Additionally, some HMLs can offer a proof of funds, which can be helpful while making offers.Best,Michael

(This is about taxes)You need a Zoning Permit for Visitor Accommodation:To rent your home for stays of 30 days or fewer.If the property is not your primary residence.Housing requirementsSmoke alarms must be installed:In each bedroom.In the hallway in the immediate vicinity of the bedrooms.On each floor of the home, including basements.Carbon monoxide alarms must be installed:Within 15 ft. of the entrance to every bedroom or within 15 ft. of a bed in sleeping areas if there isn’t an enclosed bedroom.Centrally on a wall or the ceiling, but not directly in front of a door to a bathroom or within 5 ft. of a cooking appliance.Under the installation requirements for smoke alarms if they are combination smoke and carbon monoxide alarms.You can’t post signs for lodging on your home.The home can’t be occupied by more than three people (including the owner and renters) who aren’t related by blood, marriage, life partnership, adoption, or foster-child status.You cannot change your house so that it no longer resembles a private residence.Information you must provide your rentersRenters are only allowed to have guests between the hours of 8 a.m. and midnight.You must tell renters the trash and recycling collection days and any trash disposal rules and regulations.

Roof, paint, concrete, plumbing, electrical, HVAC, appliance, walls, floors etc. 

Message never got to the cryer of the sale so they cried it and you bid and won.. dont waste money on an attorney you will just get your dough back and go find another. 

The bathroom walls were torn out and there wasn't a tub/shower.

For a traditional STR you might want a place with a cool spray painted wall to take pictures of and post to social media.